12920906 is an even 8-digits composite number following 12920905
and preceding 12920907 . In scientific notation, it is written as 1.2920906 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 6460452 positive integers (up to 12920906) that are relatively prime to 12920906.
12920906 has 4 divisors, whose sum is 19381362
The reverse of 12920906 is 60902921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twelve million nine hundred twenty thousand nine hundred six
Scientific notation
1.2920906 × 10^7
Engineering notation
1.2920906 × 10^6
Prime Factorization
2 × 6460453
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12920906
Product of the distinct prime numbers
The prime factorization of 12920906 is 2 × 6460453.
Since it has a total of 2 prime factors.
1 , 2 , 47 , 23 , 915 , 774 , 1845 , 565 , 56634 , 2697 , 874817 , 179592 , 1235118 , 4677859 , 83880250 , 58137 , 689543113 , 731930292 , 5289249745 , 2760270143
n×2
25841812
n×3
38762718
n×4
51683624
n×5
64604530
n÷2
6460453
n÷3
4306968.6666667
n÷3
3230226.5
n÷5
2584181.2
n2
166949811860836
n3
2.1571428257715E+21
n4
2.7872239680369E+28
n5
3.6013458891951E+35
2 √n
3594.5661768842
3 √n
234.655635655
4 √n
59.954701040738
5 √n
26.439826040082
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12920905
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12920906 can be divided by 4 positive divisors.
The sum of these divisors (counting 12920906) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010010100001001010
3
Ternary
220022110011002
4
Quaternary
301102201022
5
Quinary
11301432111
6
Senary
1140535002
8
Octal
61224112
10
Decimal
12920906
12
Duodecimal
43b1462
16
Hexadecimal
c5284a
20
Vigesimal
40f256
36
Base36
7oxu2
md5
0c3e102b47bd963f7b16676cdae0d734
sha1
9b9ee9e1e3b9e3984a6163eb09c8eafea0383a52
sha256
4f9e863edbfe640da709474d7c0236e4aaaa81375119852301d92a3c3ede8fb0
sha512
af9401ca3e8da7817af8fdfe89d54f546a62a0672cc1ccb8de771696ed94eb74484d188dbc2cc32c5797b48dab68e6b02d29a7c514c8ae0ddf9aa85af6940bae
ripemd-160
6b48d9b4a2244490f77a9ccb46acbdad430bb9c4
Diameter
25841812
Circumference
81184446.734649
Area
5.244883024602E+14
Volume
9.0358187389171E+21
Surface area
2.0979532098408E+15
Circumference
81184446.734649
Perimeter
51683624
Area
166949811860836
Diagonal
18272920.503348
Surface area
1001698871165016
Volume
2.1571428257715E+21
Space diagonal
22379665.671822
Perimeter
38762718
Area
72291389114258
Altitude
11189832.835911
Surface area
72291389114258
Volume
2.5422172001516E+20
Height
6090973.501116